\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Summary statistics.}
\begin{tabular}{l*{1}{ccc}}
\hline\hline
                    &\multicolumn{3}{c}{}                  \\
                    &        Mean&    St. dev.&        Obs.\\
\hline
1944 war bond purchases p.c. (i.h.s.)&       4.658&       0.676&        3022\\
WWII volunteers per 1940 population ($\times$100)&       0.634&       0.342&        2329\\
WWII medals per 1940 population ($\times$1000, i.h.s.)&       0.140&       0.128&        2329\\
New Deal grants per 1930 population (i.h.s.)&       5.507&       0.578&        3022\\
AAA grants and FCA loans per 1930 farmers (i.h.s.)&       6.635&       1.058&        3022\\
Public assistance grants per beneficiary (i.h.s.)&       5.885&       1.039&        3022\\
Emergency workers per worker (1938)&       0.197&       0.092&        3022\\
Public works grants per worker (i.h.s.)&       6.220&       1.194&        3022\\
HOLC loans per 1930 home owners (i.h.s.)&       3.089&       1.204&        3022\\
RFC loans per 1930 population (i.h.s.)&       2.639&       1.390&        3022\\
Number of drought months: 1933-40 (i.h.s.)&       1.683&       1.198&        3022\\
Tenure in agricultural committee: 1933-35 (i.h.s.)&       0.130&       0.460&        3022\\
WWI volunteers per 1910 population ($\times$ 100)&       0.432&       0.453&        3022\\
WWI volunteer share &       0.354&       0.253&        3022\\
WWI medals per 1910 population ($\times$1000, i.h.s.)&       0.057&       0.092&        3022\\
Average vote share for the Democrats: 1898-1928&      49.450&      18.537&        3022\\
log 1930 population &       9.828&       1.029&        3022\\
Urban status: 1930  &       0.547&       0.498&        3022\\
1929 farm income    &       3.096&       0.720&        3022\\
1930 farm share     &       0.493&       0.226&        3022\\
1930 share of farm-owners&       0.613&       0.204&        3022\\
1930 share of men   &       0.517&       0.022&        3022\\
1930 share of blacks&       0.112&       0.184&        3022\\
1930 share of Japaneses&       0.001&       0.004&        3022\\
1930 share of Germans&       0.044&       0.058&        3022\\
1930 share of Italians&       0.009&       0.023&        3022\\
1930 share of veterans&       0.115&       0.036&        3022\\
1930 unemployment rate&       0.059&       0.040&        3022\\
1940 unemployment rate&       0.069&       0.037&        3022\\
log 1939 average wage&       6.415&       0.333&        3022\\
WWII war contract per capita (i.h.s.)&       0.318&       0.604&        3022\\
\hline\hline
\end{tabular}
\end{table}
